Canarm, Canarm Graivty Back Draft Damper, Material Aluminum, Height 3 in, Width 40 in, Model# SR3230X30
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- Sturdily constructed from all aluminum extrusions
- Roll form blades.
- Available in any combination of width and height
- Less than 1% leakage.
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Specifications
Gravity Backdraft damper
Thermostat
Temp/humidity Control
Manhole Ventilation Passthru and Ducting
Aluminum
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-
Multiple
3 in
2 in
2 in
23 in
40 in
4 in
4 in
20 in
39 in
4 in
7 in
32 in
17.0000 lb
lb
lb
11.0000 lb
39.0 x 40.0 x 3.0 in
4.0 x 4.0 x 2.0 in
7.0 x 4.0 x 2.0 in
32.0 x 20.0 x 23.0 in
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Maxx Air roof and gable mount power attic ventilators (excluding solar vents), as well as exhaust fans (IF14 - IF36)
Maxx Air roof and gable mount power attic ventilators (excluding solar vents)
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120
120
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See All Canarm Ventilation Accessories
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